/Engine/Source/Editor/GameProjectGeneration/Public/GameProjectUtils.h
Creates code project files for a new game project. On failure, OutFailReason and OutFailLog will be populated.
static bool GenerateCodeProjectFiles ( const [FString](API\Runtime\Core\Containers\FString) & ProjectFilename, [FText](API\Runtime\Core\Internationalization\FText) & OutFailReason, [FText](API\Runtime\Core\Internationalization\FText) & OutFailLog )